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R-UIMRemovable-User Identity Module (GSM)
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Configurable Multi-Purpose Pins (MPPs) for digital or analogue I/O utility functions such as general purpose LED drivers, R-UIM or SD-Card-level translation, programmable resistors or digital switches
Individual subscribers on wireless networks can be authenticated and identified using R-UIM smart cards, enabling them to take their personal information and subscription with them as they roam and from phone to phone.
A spokesperson for SmartTrust said that, like the SIM card, the R-UIM is a unique component of the mobile value chain, and will allow operators to identify a subscriber and also control access to a carrier's services.